address = function() {   

  var same_as_billing = $F('same_as_billing');
  
  if(same_as_billing) {
    var company = $F('billing_company');
    document.getElementById('shipping_company').value = company;
	var first_name = $F('billing_first_name');
    document.getElementById('shipping_first_name').value = first_name;
	var last_name = $F('billing_last_name');
    document.getElementById('shipping_last_name').value = last_name;
	var address = $F('billing_address');
    document.getElementById('shipping_address').value = address;
	var city = $F('billing_city');
    document.getElementById('shipping_city').value = city;
	var state = $F('billing_state');
    document.getElementById('shipping_state').value = state;
	var zip = $F('billing_zip');
    document.getElementById('shipping_zip').value = zip;
	var phone = $F('billing_phone');
    document.getElementById('shipping_phone').value = phone;
	var fax = $F('billing_fax');
    document.getElementById('shipping_fax').value = fax;
  } else {
    document.getElementById('shipping_company').value = '';
    document.getElementById('shipping_first_name').value = '';
    document.getElementById('shipping_last_name').value = '';
    document.getElementById('shipping_address').value = '';
    document.getElementById('shipping_city').value = '';
    document.getElementById('shipping_state').value = '';
    document.getElementById('shipping_zip').value = '';
    document.getElementById('shipping_phone').value = '';
    document.getElementById('shipping_fax').value = '';
  }

}